penguin42
penguin42@mastodon.org.uk
<p>Chocolate eating computer geek, Manchester, UK<br />[ searchable ]</p>
Posts
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Got myself a selection of small resistors for making dummy load for a PSU, and a few more random ones - don&#39;t see the silver band much! (I&#39;ve got to say Rapid electronics in the UK was - ordered just before 4pm yesterday,delivered before 2pm today on standard delivery). #electronics
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UK currently exporting more than we&#39;re fossil-fuel generating. (Thanks to grid.iamkate.com)
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Watched Clifford Stoll&#39;s Defcon talk last night; he&#39;s wonderfully insane and animated enough to probably cause the camera operator nightmares. I read his original book on this back when it came out around 89/90, just as I was learning Unix https://www.youtube.com/watch?v=656058JxTM0
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a race condition: Preliminary NATS report on the outage that took out UK air traffic control for a few hours - they had a race condition of some type where a higher priority task triggering during a normal squawk code allocation caused a corruption and it gently fell to bits over a few hours. Full report ~month or so; prelim report: https://www.nats.aero/wp-content/uploads/2026/09/NATS-Preliminary-Investigation-Report-into-NAS-Incident-on-08-Sept-2026-Issued-16-Sept-2026.pdf
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Ooh, that's getting there.... This is a BBC B captured with the RGB wired directly to a PICO GPIO and advertising USB video; now hmm, wtf is it backwards. (It's yellow because I ahem need to put the blue pin in the right place). I've not properly done sync yet and it's not bad!
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Got one of my Sun3's open - no life yet - but they don't look too bad; look at that BBC Engineering sticker; and they're neighbouring serial numbers on the machines - these are siblings! Few fun board bodges. #retrocomputing #suntember
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Toolstation sell M5 bolts in 25 or 30 packs; they sell the nuts in 100 packs. Grrr.
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I love that there's a Linux /sys file where you can tell which way up your USB-C connector is. Anyone know of anything that displays all that type of thing? Connector, USB mode, power delivery, etc etc?
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#radio4 Does anyone know when Droitwich itself is being switched off - I heard it's 30th - but when?
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@jann@infosec.exchange Not to mention own rules, own preferences for when to submit patches, what type of things to worry about etc etc.
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@airlied@floss.social There's quite a few 'balance' checks there for locking etc - how are you finding it compared to static analysers? Has it spotted anything juicy?
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@connections@tacobelllabs.net I hate to think why the algorithm connects you to the USCSB stuff; perhaps it's time just to check all your cleaning chemicals are properly stashed...
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@freedosproject@fosstodon.org #libreoffice 's doc team starting point is https://wiki.documentfoundation.org/Documentation/Development
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@johncarlosbaez@mathstodon.xyz Some clocks in Hebrew clocks also run the opposite way, following the writing - but not all.
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@EricFielding@mastodon.social Now I want to know how a bunch of bit failures ended up with such a small but well characterised error. I'm more used to things like that ending up with either (a crash) or (touching memory the program doesn't use)
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@vathpela@infosec.exchange The requirement for 2+ jobs from the Tiobe top 20 is fun - knowing 'scratch' and perl should do then.
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This teardown of the remains of an Iranian drones camera set is fascinating; it&#39;s almost all COTS/aliexpress boards - with a bit of conformal coating for good luck. https://www.youtube.com/watch?v=6CXfxhH8n00
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@revk @tindie They just need to replace the ____ - fortunately they know they can get one from @tindie ....
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Hth does a Cumana set of dual 5.25&quot; half-height drives weigh 5.8kg? It&#39;s got two separate (small) transformers for some reason; did NEC make the drives out of depleted uranium? #retrocomputing
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@ireneista Yeh, xfce is currently working on a compositor because of the lack of this - although tbf they're using a compositor base (smithay) so they don't actually have to start from scratch; but it's still a pain.
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I discovered &#39;playerctl&#39; last night - a linux util that sends mpris commands to start/stop/etc music players; quite nice.
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These chunky toggle switches are nice - they can have upto 4 sets of contacts, each of which seem to have a bunch of poles each. These are momentary but there are some latching. Given the &#39;under license from Ericsson&#39; label I assume they came off some comms kit originally. Now, I&#39;ve just got to figure out how to mount them to something other than a panel. #electronics